Which of the Following Is a Common Use of Unsupervised

Multiple Choice

Which of the following is a common use of unsupervised clustering?

A) detect outliers
B) determine a best set of input attributes for supervised learning
C) evaluate the likely performance of a supervised learner model
D) determine if meaningful relationships can be found in a dataset
E) All of a,b,c, and d are common uses of unsupervised clustering.